Krejci won the Stanley Cup with the Boston Bruins in 2011 and the 35-year-old center scored 730 points (215 goals, 515 assists) in 962 games for the Bruins between 2006-21. He is playing this season for HC Olomouc in the Czech Extraliga.
Frolik won the Cup with the Chicago Blackhawks in 2013 and scored 384 points (159 goals, 225 assists)in 858 NHL games for the Florida Panthers, Blackhawks, Winnipeg Jets, Calgary Flames, Buffalo Sabres and Montreal Canadiens from 2008-21. The 33-year-old forward is playing for HC Lausanne in the Swiss National League this season.
Sobotka scored 171 points (53 goals, 118 assists) in 548 NHL games for the Bruins, St. Louis Blues and Sabres from 2007-20. The 34-year-old center is playing for Sparta Prague of the Extraliga this season.
Defenseman Jakub Jerabek, now playing for Spartak Moscow of the Kontinental Hockey League, played 37 NHL games, including 11 with the Washington Capitals when they won the Stanley Cup in 2018.
"I believe we have chosen the right chemistry," Czech Republic general manager Petr Nedved said.
Nedved scored 717 points (310 goals, 407 assists) in 982 NHL games for the Vancouver Canucks, Blues, New York Rangers, Pittsburgh Penguins, Edmonton Oilers, Phoenix Coyotes and Philadelphia Flyers from 1990-2007.
Four years ago, the Czech Republic lost to Olympic Athletes of Russia in the semifinals at the 2018 PyeongChang Olympics.
The 2022 Olympic men's hockey tournament runs from Feb. 9-20.
